Human physiology (Volume 2) . skeletons of infusoria, agglutinated by means of driedmucus. c. Secretion of the Pancreatic Juice. The pancreas ox sweetbread, (Fig. 193, G,) secretes a juice orhumour, called succus pancreaticus or pancreatic juice. Its tex-ture resembles that of the salivary glands: and hence it has beencalled by some the abdominal salivary gland. It is situate trans-versely in the abdomen, behind the stomach, towards the concavityof the duodenum ; is about six inches in length, and between threeand four ounces in weight. From the results of six examinations,Dr. Gross1 gives the
Human physiology (Volume 2) . skeletons of infusoria, agglutinated by means of driedmucus. c. Secretion of the Pancreatic Juice. The pancreas ox sweetbread, (Fig. 193, G,) secretes a juice orhumour, called succus pancreaticus or pancreatic juice. Its tex-ture resembles that of the salivary glands: and hence it has beencalled by some the abdominal salivary gland. It is situate trans-versely in the abdomen, behind the stomach, towards the concavityof the duodenum ; is about six inches in length, and between threeand four ounces in weight. From the results of six examinations,Dr. Gross1 gives the following as the mean weight and , 2\ ounces; length, 7 inches; breadth at the body and » Lond. Med. Gazette, Oct. 7, 1837. See, also, for a detailed account of the saliva,Dr. S. Wright, Lond. Lancet, vols. 1 and 2, for Manuel dAnatomie gen^rale, p. 488, Paris, Gazette des Hopitaux, 8 A out, 1843, p. ;i Elements of Pathological Anatomy, ii. 357, Boston, 1839. 264 SECRETION. Fig. splenic extremity, 16£ lines; breadth at the neck, 12 lines; at thehead, 2 inches and 3 lines; thickness at the body, neck, and splenicextremity, 4 lines; thickness at the head, 8 lines. Becourt foundthe average length of thirty-two to be 8 inches; and the weightbetween 3 and 4 It is of a reddish-white colour, andfirm consistence. Its excretory ducts terminate in one, — calledthe duct of Wirsung, — which opens into the duodenum, at timesseparately from the ductus communis choledochus, but close to it;at other times, being confounded with, or opening into The amount of fluid, secreted by the pancreas, does not seem to be considerable. Magen-die, in his experiments, wasstruck with the small quan-tity discharged. Frequently,scarcely a drop issued in halfan hour; and, occasionally,a much longer time did he find that the flow,according to the commonopinion and to probability,was more rapid whilst diges-tion was going on. It willbe
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